public static void LoadRulesFromFile(KnowledgeBaseWithRules knowledgeBase, Stream stream)
        {
            using CommandReader commandReader = new CommandReader(stream);
            while (!commandReader.EndOfStream)
            {
                string command = commandReader.ReadNextCommand();
                if (string.IsNullOrWhiteSpace(command))
                {
                    continue;
                }

                var rule = knowledgeBase.PRead(command);
                // Unit test
                // TODO: move this test to project with tests
                var test = $"якщо {rule.ToString().Replace(")", "").Replace("(", "").ToLower()}";
                if (test != command.ToLower())
                {
                    throw new Exception();
                }
                knowledgeBase.Rules.AddFirst(rule);
            }
        }
 public static void LoadRulesFromFile(KnowledgeBaseWithRules knowledgeBase, string filePath)
 {
     using FileStream fileStream = File.OpenRead(filePath);
     LoadRulesFromFile(knowledgeBase, fileStream);
 }